Home / 3,243.24-4,860.29-1,854.50

Finding the Fourth Proportional to 3,243.24, 4,860.29 and 1,854.50

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Solution

The fourth proportional to 3,243.24, 4,860.29 and 1,854.50 is: 2,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.24 : 4,860.29 = 1,854.50 : x
  2. Step 2: Convert to fraction form
    3,243.24/4,860.29 = 1,854.50/x
  3. Step 3: Cross multiply
    3,243.24x = 4,860.29 × 1,854.50
  4. Step 4: Simplify right side
    3,243.24x = 9,013,388.14
  5. Step 5: Solve for x
    x = 9,013,388.14/3,243.24
  6. Step 6: Final answer
    x = 2,779.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.